After Confessing To The Beautiful Ancestor, Am I Invincible? is a Manga/Manhwa/Manhua in english language, Fantasy series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

Amidst heavenly signs and the reversal of fate, on this day, Lin Fan was born and became the emperor’s son of Tianmen. he was also taken in as a disciple by the founding ancestor of Tianmen. In an ordinary yet extraordinary furnace explosion incident, something unexpected happened… Lin Fan’s memories awakened! He! Transmigration? System? Favorability? upgrade? Lin Fan suddenly realized, and with the “help” of the system, chose the first target for conquest — Tianmen’s founding ancestor.